/* --------------------------------------------------------------------------
   Homepage route
   --------------------------------------------------------------------------
   Restores the original post-reveal interaction: an alternating sticky route
   whose central rail fills with scroll. Unlike the retired stack, every stop
   is a real site destination and all copy is visible before JavaScript runs.
---------------------------------------------------------------------------- */

.al-route {
    --route-progress: 0%;
    position: relative;
    padding: clamp(2rem, 3vw, 3rem) 0 clamp(4rem, 8vw, 7rem);
    overflow: clip;
    background: var(--al-black);
    scroll-margin-top: 6.5rem;
}

.al-route-intro {
    max-width: 58rem;
    margin: 0 auto clamp(2.5rem, 5vw, 4rem);
    text-align: center;
}

.al-route-intro h2 {
    max-width: 24ch;
    margin: 0 auto;
    color: var(--al-white);
    font-family: var(--al-font-display);
    font-size: clamp(1.8rem, 4.4vw, 3.3rem);
    font-weight: 650;
    letter-spacing: -0.025em;
    line-height: 1.08;
    text-wrap: balance;
}

.al-route-intro p {
    max-width: 48rem;
    margin: var(--al-space-lg) auto 0;
    color: var(--al-gray-300);
    font-size: clamp(1rem, 1.5vw, 1.12rem);
    line-height: 1.65;
}

.al-route-map {
    position: relative;
    max-width: 74rem;
    margin: 0 auto;
}

.al-route-rail {
    position: absolute;
    z-index: 1;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    overflow: hidden;
    border-radius: 999px;
    background: repeating-linear-gradient(
        to bottom,
        var(--al-gray-700) 0 5px,
        transparent 5px 12px
    );
    transform: translateX(-50%);
}

.al-route-fill {
    display: block;
    width: 100%;
    height: var(--route-progress);
    border-radius: inherit;
    background: var(--al-primary);
    transition: height 80ms linear;
}

.al-route-list {
    position: relative;
    z-index: 2;
    margin: 0;
    padding: 0;
    list-style: none;
}

.al-route-stop {
    min-height: 68svh;
}

.al-route-stop:last-child {
    min-height: 56svh;
}

.al-route-sticky {
    position: sticky;
    top: clamp(7rem, 18vh, 11rem);
    display: grid;
    grid-template-columns: minmax(0, 1fr) 7rem minmax(0, 1fr);
    align-items: center;
    min-height: 25rem;
}

.al-route-card,
.al-route-process {
    position: relative;
    grid-row: 1;
    min-width: 0;
    transition:
        opacity 260ms ease,
        border-color 260ms ease,
        background-color 260ms ease;
}

.al-route-card {
    grid-column: 1;
    padding: clamp(1.5rem, 3vw, 2.25rem);
    border: 1px solid rgba(255, 255, 255, 0.11);
    border-radius: var(--al-radius-lg);
    background: rgba(255, 255, 255, 0.018);
}

.al-route-stop--right .al-route-card {
    grid-column: 3;
}

.al-route-card::after,
.al-route-process::before {
    position: absolute;
    top: 50%;
    width: 3.5rem;
    height: 2px;
    border-radius: 999px;
    background: var(--al-gray-700);
    content: "";
    transition: background-color 260ms ease;
}

.al-route-card::after {
    right: -3.5rem;
}

.al-route-stop--right .al-route-card::after {
    right: auto;
    left: -3.5rem;
}

.al-route-card h3 {
    margin: 0;
    color: var(--al-white);
    font-size: clamp(1.6rem, 3.2vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.05;
}

.al-route-card p {
    margin: var(--al-space-md) 0 0;
    color: var(--al-gray-300);
    font-size: 0.98rem;
    line-height: 1.65;
}

.al-route-card a {
    display: inline-flex;
    align-items: baseline;
    gap: 0.55rem;
    margin-top: var(--al-space-lg);
    color: var(--al-white);
    font-size: 0.9rem;
    font-weight: 650;
    text-decoration: none;
    transition: color var(--al-transition-base);
}

.al-route-card a span {
    color: var(--al-primary);
    transition: transform var(--al-transition-base);
}

.al-route-card a:hover,
.al-route-card a:focus-visible {
    color: var(--al-primary);
}

.al-route-card a:hover span,
.al-route-card a:focus-visible span {
    transform: translate(2px, -2px);
}

.al-route-card a:focus-visible {
    outline: 2px solid var(--al-primary);
    outline-offset: 5px;
}

.al-route-process {
    grid-column: 3;
    padding: var(--al-space-xl) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.al-route-stop--right .al-route-process {
    grid-column: 1;
}

.al-route-process::before {
    left: -3.5rem;
}

.al-route-stop--right .al-route-process::before {
    right: -3.5rem;
    left: auto;
}

.al-route-process ol {
    display: grid;
    gap: var(--al-space-md);
    margin: 0;
    padding: 0;
    list-style: none;
}

.al-route-process-step {
    display: grid;
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: var(--al-space-md);
    align-items: center;
    color: var(--al-gray-300);
    font-size: 0.95rem;
    line-height: 1.4;
}

.al-route-process-step > a {
    display: inline-flex;
    align-items: baseline;
    width: fit-content;
    gap: 0.45rem;
    color: inherit;
    text-decoration: none;
    transition: color var(--al-transition-base);
}

.al-route-step-arrow {
    display: inline-flex;
    flex: 0 0 auto;
    align-self: center;
    width: 1.35rem;
    height: 1.35rem;
    color: var(--al-primary);
    transition: transform var(--al-transition-base);
}

.al-route-step-arrow svg {
    display: block;
    width: 100%;
    height: 100%;
    fill: none;
    stroke: currentColor;
    stroke-linecap: square;
    stroke-linejoin: miter;
    stroke-width: 2.25;
}

.al-route-process-step > a:hover,
.al-route-process-step > a:focus-visible {
    color: var(--al-white);
}

.al-route-process-step > a:hover .al-route-step-arrow,
.al-route-process-step > a:focus-visible .al-route-step-arrow {
    transform: translate(2px, -2px);
}

.al-route-process-step > a:focus-visible {
    outline: 2px solid var(--al-primary);
    outline-offset: 4px;
}

.al-route-glyph {
    display: grid;
    width: 2.25rem;
    height: 2.25rem;
    place-items: center;
    color: color-mix(in srgb, var(--al-primary) 58%, transparent);
}

.al-route-glyph svg {
    display: block;
    width: 1.45rem;
    height: 1.45rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.6;
}

.al-route-progress {
    display: block;
    height: 2px;
    margin-top: var(--al-space-lg);
    overflow: hidden;
    border-radius: 999px;
    background: color-mix(in srgb, var(--al-primary) 12%, transparent);
}

.al-route-progress i {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    background: var(--al-primary);
    clip-path: inset(0 100% 0 0 round 999px);
}

.al-route-node {
    position: relative;
    z-index: 4;
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    width: 16px;
    height: 16px;
    border: 2px solid var(--al-gray-500);
    background: var(--al-black);
    transform: rotate(45deg);
    transition: border-color 260ms ease, background-color 260ms ease;
}

/* JavaScript adds enhancement only after every card is already readable. */
.al-route.is-enhanced .al-route-stop:not(.is-active) .al-route-card,
.al-route.is-enhanced .al-route-stop:not(.is-active) .al-route-process {
    opacity: 0.72;
}

.al-route-stop.is-active .al-route-card {
    border-color: color-mix(in srgb, var(--al-primary) 42%, transparent);
    background: color-mix(in srgb, var(--al-primary) 2.5%, transparent);
}

.al-route-stop.is-active .al-route-node {
    border-color: var(--al-primary);
    background: var(--al-primary);
}

.al-route-stop.is-active .al-route-card::after,
.al-route-stop.is-active .al-route-process::before {
    background: var(--al-primary);
}

.al-route.is-in-view .al-route-stop.is-active .al-route-process-step,
.al-route.is-in-view .al-route-stop.is-active .al-route-glyph {
    animation-duration: 4.8s;
    animation-delay: calc(var(--route-step) * 1.6s);
    animation-iteration-count: infinite;
    animation-timing-function: ease-in-out;
}

.al-route.is-in-view .al-route-stop.is-active .al-route-process-step {
    animation-name: al-route-step;
}

.al-route.is-in-view .al-route-stop.is-active .al-route-glyph {
    animation-name: al-route-glyph;
}

.al-route.is-in-view .al-route-stop.is-active .al-route-progress i {
    animation: al-route-progress 4.8s linear infinite;
}

@keyframes al-route-step {
    0%, 34%, 100% { color: var(--al-gray-300); }
    5%, 28% { color: var(--al-white); }
}

@keyframes al-route-glyph {
    0%, 34%, 100% { color: color-mix(in srgb, var(--al-primary) 58%, transparent); transform: scale(1); }
    5%, 28% { color: var(--al-primary); transform: scale(1.08); }
}

@keyframes al-route-progress {
    0% { clip-path: inset(0 100% 0 0 round 999px); }
    100% { clip-path: inset(0 0 0 0 round 999px); }
}

/* --------------------------------------------------------------------------
   Curated reading shelf
   --------------------------------------------------------------------------
   This is the homepage fallback while newsletter subscriptions are not yet
   configured. Three text-led notes share one horizontal reading grid without
   mixing their unrelated artwork or introducing hover lift and card shadows.
---------------------------------------------------------------------------- */

.home-reading {
    position: relative;
    z-index: 30;
    padding: clamp(5rem, 8vw, 7.5rem) 0;
    background: var(--al-black);
}

.home-reading-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--al-space-2xl);
    align-items: end;
    margin-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.home-reading-header h2 {
    max-width: 17ch;
    margin: 0;
    color: var(--al-white);
    font-family: var(--al-font-display);
    font-size: clamp(2.1rem, 5vw, 4.4rem);
    font-weight: 620;
    letter-spacing: -0.025em;
    line-height: 1;
    text-wrap: balance;
}

.home-reading-all,
.home-reading-note > a {
    text-decoration: none;
}

.home-reading-all {
    display: inline-flex;
    align-items: baseline;
    gap: 0.55rem;
    padding: 0.65rem 0;
    color: var(--al-gray-200);
    font-size: 0.92rem;
    font-weight: 650;
    transition: color var(--al-transition-base);
}

.home-reading-all > span,
.home-reading-open > span {
    display: inline-block;
    color: var(--al-primary);
    transition: transform var(--al-transition-base);
}

.home-reading-all:hover,
.home-reading-all:focus-visible {
    color: var(--al-white);
}

.home-reading-all:hover > span,
.home-reading-all:focus-visible > span,
.home-reading-note > a:hover .home-reading-open > span,
.home-reading-note > a:focus-visible .home-reading-open > span {
    transform: translate(2px, -2px);
}

.home-reading-all:focus-visible,
.home-reading-note > a:focus-visible {
    outline: 2px solid var(--al-primary);
    outline-offset: 5px;
}

.home-reading-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(0.75rem, 1.4vw, 1.25rem);
    align-items: stretch;
}

.home-reading-note {
    min-width: 0;
}

.home-reading-note > a {
    display: grid;
    grid-template-rows: auto minmax(4.25rem, auto) 1fr auto;
    height: 100%;
    min-height: 24rem;
    padding: clamp(1.5rem, 2.4vw, 2rem);
    border: 1px solid color-mix(in srgb, var(--al-primary) 22%, transparent);
    background: color-mix(in srgb, var(--al-primary) 1.8%, transparent);
    color: var(--al-white);
    border-radius: var(--al-radius-sm);
    transition: background-color var(--al-transition-base), border-color var(--al-transition-base);
}

.home-reading-note > a:hover,
.home-reading-note > a:focus-visible {
    border-color: color-mix(in srgb, var(--al-primary) 48%, transparent);
    background: color-mix(in srgb, var(--al-primary) 4%, transparent);
}

.home-reading-meta {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.65rem;
    align-items: baseline;
    margin-bottom: var(--al-space-xl);
    color: var(--al-gray-400);
    font-size: 0.72rem;
    line-height: 1.4;
}

.home-reading-meta time {
    font-family: var(--al-font-data);
    font-variant-numeric: tabular-nums;
}

.home-reading-category {
    overflow: hidden;
    color: var(--al-gray-300);
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.home-reading-note h3 {
    margin: 0;
    color: var(--al-white);
    font-family: var(--al-font-display);
    font-size: clamp(1.45rem, 2vw, 1.75rem);
    font-weight: 620;
    letter-spacing: -0.018em;
    line-height: 1.08;
    text-wrap: balance;
}

.home-reading-note p {
    margin: var(--al-space-lg) 0 0;
    color: var(--al-gray-300);
    font-size: 0.96rem;
    line-height: 1.65;
}

.home-reading-footer {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--al-space-md);
    margin-top: var(--al-space-2xl);
    color: var(--al-gray-400);
    font-size: 0.82rem;
}

.home-reading-open {
    display: inline-flex;
    align-items: baseline;
    gap: 0.45rem;
    color: var(--al-gray-100);
    font-weight: 650;
}

@media (max-width: 900px) {
    .al-route {
        padding-top: var(--al-space-2xl);
    }

    .al-route-intro {
        margin-bottom: var(--al-space-2xl);
        text-align: left;
    }

    .al-route-intro h2,
    .al-route-intro p {
        margin-left: 0;
    }

    .al-route-rail {
        display: none;
    }

    .al-route-stop,
    .al-route-stop:last-child {
        min-height: 0;
        margin-bottom: var(--al-space-3xl);
        padding-left: 0;
    }

    .al-route-stop:last-child {
        margin-bottom: 0;
    }

    .al-route-sticky {
        position: relative;
        top: auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: var(--al-space-xl);
        min-height: 0;
    }

    .al-route-card,
    .al-route-process,
    .al-route-stop--right .al-route-card,
    .al-route-stop--right .al-route-process {
        grid-column: 1;
    }

    .al-route-card,
    .al-route-stop--right .al-route-card {
        grid-row: 1;
    }

    .al-route-process,
    .al-route-stop--right .al-route-process {
        grid-row: 2;
    }

    .al-route-node,
    .al-route-card::after,
    .al-route-stop--right .al-route-card::after {
        display: none;
    }

    .al-route-process::before {
        display: none;
    }

    .al-route.is-enhanced .al-route-stop:not(.is-active) .al-route-card,
    .al-route.is-enhanced .al-route-stop:not(.is-active) .al-route-process {
        opacity: 0.78;
    }

    .home-reading-header {
        grid-template-columns: 1fr;
        gap: var(--al-space-md);
        align-items: start;
    }

    .home-reading-header h2 {
        max-width: 15ch;
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .home-reading-all {
        width: fit-content;
    }

    .home-reading-grid {
        grid-template-columns: 1fr;
    }

    .home-reading-note > a {
        grid-template-rows: auto auto auto auto;
        min-height: 0;
    }
}

@media (min-width: 901px) and (max-width: 1023px) {
    .home-reading-grid {
        grid-template-columns: 1fr;
    }

    .home-reading-note > a {
        grid-template-rows: auto auto auto auto;
        min-height: 0;
    }
}

@media (max-width: 520px) {
    .al-route-card {
        padding: var(--al-space-lg);
    }

    .home-reading {
        padding: 4rem 0;
    }

    .home-reading-note > a {
        padding: 1.35rem;
    }

}

@media (prefers-reduced-motion: reduce) {
    .al-route-fill,
    .al-route-card,
    .al-route-process,
    .al-route-node,
    .al-route-card::after,
    .al-route-process::before {
        transition: none !important;
    }

    .al-route-stop,
    .al-route-stop:last-child {
        min-height: 0;
        margin-bottom: var(--al-space-3xl);
    }

    .al-route-sticky {
        position: relative;
        top: auto;
    }

    .al-route-process-step,
    .al-route-glyph,
    .al-route-progress i {
        animation: none !important;
    }

    .al-route-progress i {
        clip-path: inset(0 0 0 0 round 999px);
    }

    .al-route-step-arrow {
        transition: none;
    }

    .home-reading-all,
    .home-reading-all > span,
    .home-reading-note > a,
    .home-reading-open > span {
        transition: none !important;
    }
}